stopgap
noun [ C ] uk/ˈstɒp.ɡæp/ us/ˈstɑːp.ɡæp/
权宜之计;临时替代品
something intended for temporary use until something better or more suitable can be found
Hostels are used as a stopgap until the families can find permanent accommodation. 那些家庭住进永久居所之前，住旅舍通常只是权宜之计。
We might have to employ someone temporarily as a stopgap measure until we can hire someone permanently. 在找到人填补这个空缺之前，我们可能得先暂时雇个人顶一下。